PDF assets are not the same PDF Spec document if I understand this right. Figma does provide code view where you can copy paste the layout code and understand the specs but PDF assets, on the other hand, is how Xcode exports 2x, 3x assets internally when you are building an app.

Yeah, to be honest, I tried the auto animate. It was elegant. But what sucks is that it cannot be triggered with the real-time interaction like the drag. Right now it receives the drag and then animates, which is kinda like 2012.

Same. I tweeted that to principle last month only to get no response. I know Principle is managed by one person and it might be harder to manage a huge facebook group, but that group was quite a good community in which everyone helped each other a lot